神经系统 shénjīngxìtǒng nervous system Origin Definitions Defs Strokes Stroke Words Sentences Sents 神经 神經 shénjīng noun nerve the bundle of fibers in the body that carries messages between the brain and other parts of the body系统 系統 xìtǒng noun system A whole composed of parts that work together to perform a function or achieve a goal; a series or group of related things forming a complex whole.